This inventor holds 4 USPTO granted patents. Top assignees: Nippon Telegraph and Telephone Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 2005-2014.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsunemasa Hayashi. Retrieved from https://idiyas.com/inventor/tsunemasa-hayashi
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
Average Co-Inventor Count = 3.1
ph-index = 3
Forward Citations = 22(Granted Patents)
Location History:
- Atsugi, JP (2005 - 2007)
- Kanagawa, JP (2007)
- Tokyo, JP (2014)
Company Filing History:
3 out of 5,300 
Nippon Telegraph and Telephone Corporation
1 out of 27,375 
Matsushita Electric Industrial Co., Ltd.
Years Active: 2005-2014
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4 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsunemasa Hayashi. Retrieved from https://idiyas.com/inventor/tsunemasa-hayashi
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]